... : Al 6063-T5 Surface treatment: anodizing glass hinge:White Aluminum protective film 40-45 mm4.7 × 38 mm ... treatment: anodizing Our factory produce: aluminium hinge,handle,lock for window and door,window and door hardware,furniture hardware,machine hardware,aluminium product ... lock,aluminium handle lock,zinc handle lock,crescent lock,zinc hinge aluminium glass door hinge